[PATCH v3 0/4] powerpc: watchdog fixes

Michael Ellerman patch-notifications at ellerman.id.au
Thu Nov 25 20:36:43 AEDT 2021


On Wed, 10 Nov 2021 12:50:52 +1000, Nicholas Piggin wrote:
> These are some watchdog fixes and improvements, in particular a
> deadlock between the wd_smp_lock and console lock when the watchdog
> fires, found by Laurent.
> 
> Thanks,
> Nick
> 
> [...]

Applied to powerpc/next.

[1/4] powerpc/watchdog: Fix missed watchdog reset due to memory ordering race
      https://git.kernel.org/powerpc/c/5dad4ba68a2483fc80d70b9dc90bbe16e1f27263
[2/4] powerpc/watchdog: tighten non-atomic read-modify-write access
      https://git.kernel.org/powerpc/c/858c93c31504ac1507084493d7eafbe7e2302dc2
[3/4] powerpc/watchdog: Avoid holding wd_smp_lock over printk and smp_send_nmi_ipi
      https://git.kernel.org/powerpc/c/76521c4b0291ad25723638ade5a0ff4d5f659771
[4/4] powerpc/watchdog: read TB close to where it is used
      https://git.kernel.org/powerpc/c/1f01bf90765fa5f88fbae452c131c1edf5cda7ba

cheers


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